2-Ethyl-3,4,4,5-tetramethylcyclohex-2-en-1-one

  • Identifiers

    Molecular formula
    C12H20O

    SMILES
    CCC1=C(C(C(CC1=O)C)(C)C)C

  • Odor profile

    Fragrance
    Woody 60.98%
    Fruity 59.94%
    Herbal 58.82%
    Camphoreous 50.31%
    Mint 49.0%
    Spicy 47.42%
    Tobacco 40.58%
    Sweet 40.55%
    Dry 32.22%
    Earthy 32.0%

     

    Flavor
    Woody 67.96%
    Herbal 59.65%
    Camphor 49.48%
    Minty 43.82%
    Phenolic 35.64%
    Spicy 35.48%
    Medicinal 28.5%
    Tobacco 28.38%
    Pine 26.46%
    Spice 24.88%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    2.9

    pKa est.
    9.3 (weak base)

    Molecular weight
    180.29 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderately slow

    Boiling point est.
    234°C

    Flash point

    • 94.22 ˚C est.

  • Synonyms

    • SCHEMBL4226352
  • Applications

    2-Ethyl-3,4,4,5-tetramethylcyclohex-2-en-1-one (CAS number: ), is used primarily as an intermediate and fragrance ingredient; in perfumery it may serve as an aroma component and potential fixative; in cosmetics/personal care it can be used as a fragrance constituent; in household products it may appear as a fragrance additive in cleaners and air fresheners; in coatings/inks it can function as a fragrance additive; in polymer/plastics manufacturing it can serve as an intermediate for fragrance-related polymers.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 520.57
    methanol 512.81
    isopropanol 571.51
    water 2.75
    ethyl acetate 586.88
    n-propanol 537.74
    acetone 676.56
    n-butanol 485.74
    acetonitrile 903.64
    DMF 977.69
    toluene 753.49
    isobutanol 407.3
    1,4-dioxane 1557.15
    methyl acetate 661.85
    THF 1849.15
    2-butanone 739.93
    n-pentanol 294.68
    sec-butanol 421.82
    n-hexane 99.24
    ethylene glycol 82.27
    NMP 784.2
    cyclohexane 243.04
    DMSO 407.74
    n-butyl acetate 606.29
    n-octanol 301.33
    chloroform 2239.47
    n-propyl acetate 361.12
    acetic acid 256.21
    dichloromethane 1769.52
    cyclohexanone 1205.2
    propylene glycol 112.85
    isopropyl acetate 405.73
    DMAc 546.05
    2-ethoxyethanol 305.71
    isopentanol 372.64
    n-heptane 93.75
    ethyl formate 453.14
    1,2-dichloroethane 1060.11
    n-hexanol 568.37
    2-methoxyethanol 575.57
    isobutyl acetate 262.78
    tetrachloromethane 554.15
    n-pentyl acetate 392.94
    transcutol 624.43
    n-heptanol 293.64
    ethylbenzene 381.63
    MIBK 385.48
    2-propoxyethanol 644.88
    tert-butanol 591.24
    MTBE 545.01
    2-butoxyethanol 359.2
    propionic acid 331.62
    o-xylene 453.45
    formic acid 89.06
    diethyl ether 675.32
    m-xylene 493.31
    p-xylene 505.83
    chlorobenzene 853.4
    dimethyl carbonate 215.65
    n-octane 53.47
    formamide 183.69
    cyclopentanone 1344.75
    2-pentanone 612.32
    anisole 575.71
    cyclopentyl methyl ether 720.31
    gamma-butyrolactone 1247.05
    1-methoxy-2-propanol 471.66
    pyridine 1196.75
    3-pentanone 473.6
    furfural 954.83
    n-dodecane 40.41
    diethylene glycol 334.66
    diisopropyl ether 236.81
    tert-amyl alcohol 419.77
    acetylacetone 515.18
    n-hexadecane 48.81
    acetophenone 455.15
    methyl propionate 460.1
    isopentyl acetate 531.83
    trichloroethylene 1758.28
    n-nonanol 255.6
    cyclohexanol 521.81
    benzyl alcohol 398.54
    2-ethylhexanol 324.08
    isooctanol 231.03
    dipropyl ether 364.82
    1,2-dichlorobenzene 664.28
    ethyl lactate 157.02
    propylene carbonate 616.96
    n-methylformamide 522.93
    2-pentanol 334.58
    n-pentane 110.18
    1-propoxy-2-propanol 477.94
    1-methoxy-2-propyl acetate 480.13
    2-(2-methoxypropoxy) propanol 280.74
    mesitylene 338.35
    ε-caprolactone 852.29
    p-cymene 280.27
    epichlorohydrin 1330.28
    1,1,1-trichloroethane 1218.71
    2-aminoethanol 193.64
    morpholine-4-carbaldehyde 896.56
    sulfolane 847.14
    2,2,4-trimethylpentane 53.87
    2-methyltetrahydrofuran 1091.36
    n-hexyl acetate 552.19
    isooctane 54.0
    2-(2-butoxyethoxy)ethanol 360.81
    sec-butyl acetate 276.1
    tert-butyl acetate 419.73
    decalin 108.77
    glycerin 128.35
    diglyme 671.62
    acrylic acid 253.78
    isopropyl myristate 207.64
    n-butyric acid 466.7
    acetyl acetate 347.32
    di(2-ethylhexyl) phthalate 180.05
    ethyl propionate 338.11
    nitromethane 605.56
    1,2-diethoxyethane 438.77
    benzonitrile 682.33
    trioctyl phosphate 140.09
    1-bromopropane 741.28
    gamma-valerolactone 1337.8
    n-decanol 184.33
    triethyl phosphate 179.94
    4-methyl-2-pentanol 214.84
    propionitrile 828.65
    vinylene carbonate 673.1
    1,1,2-trichlorotrifluoroethane 512.44
    DMS 381.93
    cumene 273.28
    2-octanol 228.2
    2-hexanone 399.83
    octyl acetate 255.01
    limonene 339.38
    1,2-dimethoxyethane 661.22
    ethyl orthosilicate 177.02
    tributyl phosphate 154.26
    diacetone alcohol 377.69
    N,N-dimethylaniline 376.67
    acrylonitrile 884.4
    aniline 587.62
    1,3-propanediol 312.37
    bromobenzene 912.45
    dibromomethane 1206.24
    1,1,2,2-tetrachloroethane 1239.98
    2-methyl-cyclohexyl acetate 316.3
    tetrabutyl urea 197.11
    diisobutyl methanol 192.07
    2-phenylethanol 522.79
    styrene 431.79
    dioctyl adipate 229.99
    dimethyl sulfate 268.58
    ethyl butyrate 375.38
    methyl lactate 179.47
    butyl lactate 230.9
    diethyl carbonate 261.82
    propanediol butyl ether 263.38
    triethyl orthoformate 256.6
    p-tert-butyltoluene 283.3
    methyl 4-tert-butylbenzoate 393.84
    morpholine 1394.91
    tert-butylamine 428.04
    n-dodecanol 137.14
    dimethoxymethane 653.79
    ethylene carbonate 553.65
    cyrene 262.57
    2-ethoxyethyl acetate 418.01
    2-ethylhexyl acetate 435.19
    1,2,4-trichlorobenzene 715.99
    4-methylpyridine 1171.49
    dibutyl ether 313.09
    2,6-dimethyl-4-heptanol 192.07
    DEF 529.93
    dimethyl isosorbide 547.82
    tetrachloroethylene 899.02
    eugenol 348.18
    triacetin 327.8
    span 80 269.18
    1,4-butanediol 118.63
    1,1-dichloroethane 1225.26
    2-methyl-1-pentanol 251.32
    methyl formate 422.9
    2-methyl-1-butanol 338.15
    n-decane 71.94
    butyronitrile 760.23
    3,7-dimethyl-1-octanol 247.63
    1-chlorooctane 257.44
    1-chlorotetradecane 100.88
    n-nonane 69.82
    undecane 53.07
    tert-butylcyclohexane 97.72
    cyclooctane 82.88
    cyclopentanol 567.36
    tetrahydropyran 1405.38
    tert-amyl methyl ether 377.73
    2,5,8-trioxanonane 427.52
    1-hexene 291.68
    2-isopropoxyethanol 244.88
    2,2,2-trifluoroethanol 139.04
    methyl butyrate 418.98

    Scent© AI

1 of 4
Recommendation
No restriction
Maximum acceptable concentrations in the finished product (%)
Category 1
Products applied to the lips
No restriction Category 7A
Rinse-off products applied to the hair with some hand contact
No restriction
Category 2
Products applied to the axillae
No restriction Category 7B
Leave-on products applied to the hair with some hand contact
No restriction
Category 3
Products applied to the face/body using fingertips
No restriction Category 8
Products with significant anogenital exposure
No restriction
Category 4
Products related to fine fragrance
No restriction Category 9
Products with body and hand exposure, primarily rinse off
No restriction
Category 5A
Body lotion products applied to the body using the hands (palms), primarily leave on
No restriction Category 10A
Household care products with mostly hand contact
No restriction
Category 5B
Face moisturizer products applied to the face using the hands (palms), primarily leave on
No restriction Category 10B
Household care products with mostly hand contact, including aerosol/spray products (with potential leave-on skin contact)
No restriction
Category 5C
Hand cream products applied to the hands using the hands (palms), primarily leave on
No restriction Category 11A
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate without UV exposure
No restriction
Category 5D
Baby Creams, baby Oils and baby talc
No restriction Category 11B
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate with potential UV exposure
No restriction
Category 6
Products with oral and lip exposure
No restriction Category 12
Products not intended for direct skin contact, minimal or insignificant transfer to skin
No restriction